rivulus

American  

[riv-yuh-luhs] / ˈrɪv yə ləs /

noun

plural

rivulus

1. any of several killifishes of the genus Rivulus, native to small streams of tropical America, often kept in aquariums.

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Etymology

Origin of rivulus

< New Latin, Latin: rivulet

Example Sentences

The mangrove rivulus, a drab, elusive fish found from Florida to Brazil, has been observed flipping out of hot water and onto solid ground.

From National Geographic • Oct. 20, 2015

A number of amphibious fish have the ability to catapult onto dry land, but the rivulus lives in the tropics and subtropics, where humidity is high and water and air temperatures are roughly the same.

From National Geographic • Oct. 20, 2015

So it makes sense for the rivulus and other amphibious fish to find cooler ground, he says.

From National Geographic • Oct. 20, 2015

The rivulus has also been found to leave the water for other reasons.

From National Geographic • Oct. 20, 2015

Influxit enim non tenuis quidam e Graecia rivulus in hanc urbem, sed abundantissimus amnis illarum disciplinarum et artium.

From A History of Rome During the Later Republic and Early Principate by Greenidge, A. H. J. (Abel Hendy Jones)